Home / 21,569.74-32,357.08-9,087.46

Finding the Fourth Proportional to 21,569.74, 32,357.08 and 9,087.46

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Solution

The fourth proportional to 21,569.74, 32,357.08 and 9,087.46 is: 13,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,569.74 : 32,357.08 = 9,087.46 : x
  2. Step 2: Convert to fraction form
    21,569.74/32,357.08 = 9,087.46/x
  3. Step 3: Cross multiply
    21,569.74x = 32,357.08 × 9,087.46
  4. Step 4: Simplify right side
    21,569.74x = 294,043,670.22
  5. Step 5: Solve for x
    x = 294,043,670.22/21,569.74
  6. Step 6: Final answer
    x = 13,632.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.